Infant&#39;s car seat



FIG. 1 is a perspective view of an infant's car seat embodying my new design;

FIG. 2 is a side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof; and

FIG. 5 is a top plan view thereof.

The side not shown is the same as the side shown. 

The ornamental design for an infant's car seat, substantially as shown and described. 